Excitation functions of alpha-induced nuclear reactions on natural erbium and natural ytterbium targets B. Király, F. Tárkányi, S. Takács, A. Hermanne, S. F. Kovalev and A. V. IgnatyukInternational Conference on Nuclear Data for Science and Technology, (2007) 1371-1374DOI: https://doi.org/10.1051/ndata:07255